CN-224218708-U - Electric vehicle controller

Abstract

The utility model discloses an electric vehicle controller, which comprises a shell, wherein a base is arranged at the bottom of the shell, connecting plates are fixedly arranged at two sides of the base, a control circuit board is arranged in the shell, a shielding layer is arranged in the shell, the shielding layer is wrapped on the outer side of the control circuit board, a heat conducting plate is fixedly arranged in the shell, the heat conducting plate penetrates through the shielding layer and is attached to the control circuit board, radiating fins are fixedly arranged on the shell and the base and are connected with the heat conducting plate, a wire bundle hole is formed in one side of the shell, and a wire harness is arranged in the wire bundle hole and is connected with the control circuit board through the wire bundle hole. The electric vehicle controller provided by the utility model has the advantages of good heat dissipation effect, strong anti-interference capability, convenience in installation and disassembly and the like, and can effectively solve the problems in the prior art.

Inventors

• GU JUN
• GUO YULIN
• YU GUIYUAN

Assignees

• 江苏华玉电器科技有限公司

Dates

Publication Date

20260508

Application Date

20250514

Claims (9)

1. 1. The electric vehicle controller comprises a shell (1) and is characterized in that a base (2) is arranged at the bottom of the shell (1), connecting plates (3) are fixedly arranged at two sides of the base (2), a control circuit board (5) is arranged in the shell (1), a shielding layer (6) is arranged in the shell (1), the shielding layer (6) is wrapped on the outer side of the control circuit board (5), a heat conducting plate (7) is fixedly arranged in the shell (1), the heat conducting plate (7) penetrates through the shielding layer (6) to be attached to the control circuit board (5), radiating fins (8) are fixedly arranged on the shell (1) and the base (2), the radiating fins (8) are connected with the heat conducting plate (7), a wire harness hole (4) is formed in one side of the shell (1), a wire harness (9) is arranged in the wire harness hole (4), and the wire harness (9) penetrates through the wire harness hole (4) to be connected with the control circuit board (5).
2. 2. The electric vehicle controller according to claim 1, wherein a limiting table (10) is fixedly arranged on the upper surface of the base (2), the bottom of the shell (1) is clamped on the outer side of the limiting table (10), and the bottom of the base (2) is fixedly connected with the shell (1) through a screw.
3. 3. An electric vehicle controller according to claim 2, characterized in that the heat conducting plate (7) is a copper heat conducting plate (7), the heat conducting plate (7) comprises an upper heat conducting plate (17) and a lower heat conducting plate (18), the top end of the upper heat conducting plate (17) is located on the shell (1), and a mounting hole for mounting the upper heat conducting plate (17) is arranged on the shell (1).
4. 4. An electric vehicle controller according to claim 3, characterized in that the top of the housing (1) is provided with a groove (11), a heat dissipation plate (12) is fixedly installed in the groove (11), the heat dissipation plates (8) are uniformly installed on the heat dissipation plate (12), and the bottom of the heat dissipation plate (12) is in contact with the upper heat conduction plate (17).
5. 5. An electric vehicle controller according to claim 4, characterized in that the bottom of the lower heat conducting plate (18) is inserted on the base (2), and the lower heat conducting plate (18) is connected with the heat radiating plate (8) through the heat radiating plate (12) below the lower heat conducting plate.
6. 6. An electric vehicle controller according to claim 5, characterized in that the shielding layer (6) is provided with fixing holes for mounting the upper heat conducting plate (17) and the lower heat conducting plate (18).
7. 7. The electric vehicle controller according to claim 6, wherein connecting seats (16) are fixedly arranged on two sides of the shielding layer (6), and the connecting seats (16) are fixedly arranged on the inner wall of the shell (1) through limiting blocks (13).
8. 8. The electric vehicle controller according to claim 7, characterized in that a limit clamping groove (15) for installing a control circuit board (5) is arranged on the inner side of the connecting board (3), and clamping blocks (14) are installed at two ends of the control circuit board (5).
9. 9. An electric vehicle controller according to claim 8, characterized in that the shielding layer (6) is a copper mesh shielding layer (6).

Description

Electric vehicle controller Technical Field The utility model relates to the technical field of electric vehicles, in particular to an electric vehicle controller. Background The electric vehicle controller is a core control device for controlling the starting, running, advancing and retreating, speed and stopping of the electric vehicle motor and other electronic devices of the electric vehicle, and is an important part on the electric vehicle just like the brain of the electric vehicle. The electric vehicle controller in the prior art has the defects of poor heat dissipation effect, easy overheating of internal elements and influence on the service life and performance of the controller when being used for a long time, weaker anti-interference capability, easy deviation of control signals caused by interference of external electromagnetic signals and influence on the normal running of the electric vehicle, and inconvenient installation and disassembly of the conventional electric vehicle controller, thereby bringing a certain trouble to maintenance and replacement. Disclosure of utility model The present utility model is directed to solving the above-mentioned problems of the prior art. In order to achieve the above purpose, the electric vehicle controller comprises a shell, wherein a base is arranged at the bottom of the shell, connecting plates are fixedly arranged at two sides of the base, a control circuit board is arranged in the shell, a shielding layer is arranged in the shell, the shielding layer is wrapped on the outer side of the control circuit board, a heat conducting plate is fixedly arranged in the shell and penetrates through the shielding layer to be attached to the control circuit board, radiating fins are fixedly arranged on the shell and the base and connected with the heat conducting plate, a wire bundle hole is formed in one side of the shell, a wire harness is arranged in the wire bundle hole, and the wire harness penetrates through the wire bundle hole to be connected with the control circuit board. Preferably, the upper surface of base is fixed and is provided with spacing platform, the bottom joint of casing is in the outside of spacing platform, the bottom of base passes through screw and casing fixed connection. Preferably, the heat conducting plate is a copper heat conducting plate, the heat conducting plate comprises an upper heat conducting plate and a lower heat conducting plate, the top end of the upper heat conducting plate is located on the shell, and the shell is provided with a mounting hole for mounting the upper heat conducting plate. Preferably, the top of casing is provided with the recess, fixed mounting has the heating panel in the recess, the fin is evenly installed on the heating panel, the bottom and the last heat conduction board contact of heating panel. Preferably, the bottom of the lower heat conducting plate is inserted on the base, and the lower heat conducting plate is connected with the radiating fins through the radiating plate below the lower heat conducting plate. Preferably, the shielding layer is provided with fixing holes for installing the upper heat conducting plate and the lower heat conducting plate. Preferably, connecting seats are fixedly arranged on two sides of the shielding layer, and the connecting seats are fixedly arranged on the inner wall of the shell through limiting blocks. Preferably, the inner side of the connecting plate is provided with a limit clamping groove for installing a control circuit board, and clamping blocks are installed at two ends of the control circuit board. Preferably, the shielding layer is a copper mesh shielding layer. Compared with the prior art, the utility model has the beneficial effects that: 1. According to the utility model, the heat generated by the control circuit board is transferred to the radiating fins through the radiating fins, the heat conducting plate and the radiating plate, and the radiating fins radiate the heat through the radiating plate, so that the radiating effect is greatly improved, and the stability and reliability of the controller in long-time use are ensured. 2. According to the utility model, the shielding layer is arranged, so that the interference of external electromagnetic signals can be effectively shielded, the accuracy of control signals is ensured, the driving safety of the electric vehicle is improved, and the control circuit board, the shell and the base are more convenient and rapid to mount and dismount through the limiting table, the limiting clamping groove and the clamping block, and the maintenance and replacement efficiency is greatly improved. Drawings FIG. 1 is a schematic diagram of the overall structure of the present utility model; FIG. 2 is a schematic view of the structure of the housing and the base of the present utility model; FIG. 3 is a schematic diagram of a structure of a shielding layer, a heat conducting plate and a control circuit board accord